package day16.udp中加入组播;

import java.io.IOException;
import java.net.*;

public class ServerDemo {
    public static void main(String[] args) throws IOException {
        MulticastSocket ms = new MulticastSocket(10001);
        DatagramPacket dp = new DatagramPacket(new byte[1024], 1024);
        ms.joinGroup(InetAddress.getByName("224.0.1.0"));
        ms.receive(dp);
        byte[] data = dp.getData();
        int length = dp.getLength();
        System.out.println(new String(data, 0, length));
        ms.close();
    }
}
